Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
610504747Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5576685199327651361272168.92016-11-24 15:23:35
History
DateUserTypeResult
2016-11-24NipalF
Factor: 557668519932765136127 / TF: 68-70
2016-11-04riccardo ubertiNF
no factor from 2^67 to 2^68
2014-01-24sasakiNF
no factor from 2^65 to 2^67